M2.1 earthquake 63 km S of Unalaska, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Mar 4, 2018, 3:54 PM AKST

UTC

2018-03-05 00:54:49 UTC

Depth

26.0 km (16.2 mi), shallow

Epicenter

53.310° N, 166.711° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

22

• Unalaska, AlaskaPopulation 4,491. Forecast64 kmS

After

1. 3.490 km SSW of Unalaska, AlaskaSun, Mar 4, 7:54 PM AKST · 3133 days ago · 35 km deep · 27 km away
2. 1.776 km SSE of Unalaska, AlaskaMon, Mar 5, 12:37 AM AKST · 3133 days ago · 36 km deep · 46 km away
3. 3.442 km ESE of Unalaska, AlaskaMon, Mar 5, 1:26 AM AKST · 3133 days ago · 67 km deep · 62 km away
4. 2.477 km S of Unalaska, AlaskaTue, Mar 6, 1:29 AM AKST · 3132 days ago · 32 km deep · 14 km away
5. 1.664 km SW of Unalaska, AlaskaTue, Mar 6, 12:12 PM AKST · 3132 days ago · 11 km deep · 45 km away
6. 1.984 km S of Unalaska, AlaskaWed, Mar 7, 2:14 AM AKST · 3131 days ago · 26 km deep · 23 km away
7. 1.67 km NW of Dutch Harbor, AlaskaWed, Mar 7, 6:11 PM AKST · 3130 days ago · 14 km deep · 71 km away
8. 2.146 km SW of Unalaska, AlaskaFri, Mar 9, 12:57 AM AKST · 3129 days ago · 18 km deep · 39 km away
9. 2.039 km SSE of Unalaska, AlaskaSat, Mar 10, 10:44 AM AKST · 3128 days ago · 91 km deep · 37 km away
10. 1.762 km WSW of Unalaska, AlaskaTue, Mar 13, 5:38 AM AKDT · 3125 days ago · 7 km deep · 65 km away
11. 1.651 km SSE of Akutan, AlaskaTue, Mar 13, 1:18 PM AKDT · 3125 days ago · 33 km deep · 91 km away
12. 1.664 km WSW of Unalaska, AlaskaTue, Mar 13, 1:46 PM AKDT · 3125 days ago · 13 km deep · 66 km away
13. 2.376 km ESE of Nikolski, AlaskaTue, Mar 13, 8:15 PM AKDT · 3124 days ago · 37 km deep · 90 km away
14. 1.927 km SSW of Unalaska, AlaskaThu, Mar 15, 7:18 PM AKDT · 3122 days ago · 82 km deep · 39 km away
15. 1.829 km SSW of Unalaska, AlaskaFri, Mar 16, 2:41 PM AKDT · 3122 days ago · 77 km deep · 38 km away
16. 1.985 km E of Nikolski, AlaskaSat, Mar 17, 4:12 AM AKDT · 3121 days ago · 48 km deep · 73 km away
17. 3.126 km SE of Unalaska, AlaskaSat, Mar 17, 11:31 AM AKDT · 3121 days ago · 16 km deep · 55 km away
18. 3.425 km SE of Unalaska, AlaskaSat, Mar 17, 12:01 PM AKDT · 3121 days ago · 12 km deep · 55 km away
19. 1.6Fox Islands, Aleutian Islands, AlaskaSat, Mar 17, 3:33 PM AKDT · 3121 days ago · 7 km deep · 59 km away
20. 3.553 km SE of Unalaska, AlaskaSun, Mar 18, 3:46 PM AKDT · 3120 days ago · 66 km deep · 58 km away
21. 2.981 km SSW of Unalaska, AlaskaSun, Mar 18, 11:14 PM AKDT · 3119 days ago · 35 km deep · 20 km away
22. 2.789 km S of Unalaska, AlaskaMon, Mar 19, 5:22 AM AKDT · 3119 days ago · 35 km deep · 26 km away
23. 3.486 km SSW of Unalaska, AlaskaMon, Mar 19, 5:27 AM AKDT · 3119 days ago · 31 km deep · 22 km away
24. 2.176 km SW of Unalaska, AlaskaMon, Mar 19, 8:17 AM AKDT · 3119 days ago · 13 km deep · 40 km away
25. 4.274 km NE of Nikolski, AlaskaMon, Mar 19, 4:28 PM AKDT · 3119 days ago · 91 km deep · 88 km away
26. 3.4101 km S of Unalaska, AlaskaTue, Mar 20, 12:01 AM AKDT · 3118 days ago · 30 km deep · 37 km away
27. 2.992 km S of Unalaska, AlaskaTue, Mar 20, 12:02 AM AKDT · 3118 days ago · 42 km deep · 29 km away
28. 2.483 km SSW of Unalaska, AlaskaTue, Mar 20, 12:49 AM AKDT · 3118 days ago · 27 km deep · 20 km away
29. 3.086 km SSW of Unalaska, AlaskaTue, Mar 20, 7:38 AM AKDT · 3118 days ago · 73 km deep · 32 km away
30. 1.9105 km ESE of Nikolski, AlaskaTue, Mar 20, 8:57 AM AKDT · 3118 days ago · 18 km deep · 77 km away
31. 2.589 km S of Unalaska, AlaskaThu, Mar 22, 7:10 AM AKDT · 3116 days ago · 30 km deep · 26 km away
32. 1.943 km ESE of Unalaska, AlaskaThu, Mar 22, 12:28 PM AKDT · 3116 days ago · 34 km deep · 64 km away
33. 1.775 km SSE of Akutan, AlaskaFri, Mar 23, 10:33 PM AKDT · 3114 days ago · 19 km deep · 92 km away
34. 2.3134 km S of Unalaska, AlaskaSun, Mar 25, 2:24 AM AKDT · 3113 days ago · 12 km deep · 71 km away
35. 2.144 km SW of Unalaska, AlaskaSun, Mar 25, 5:03 PM AKDT · 3113 days ago · 74 km deep · 35 km away
36. 3.285 km SSW of Unalaska, AlaskaTue, Mar 27, 11:14 AM AKDT · 3111 days ago · 36 km deep · 21 km away
37. 1.856 km SSE of Unalaska, AlaskaWed, Mar 28, 5:06 AM AKDT · 3110 days ago · 44 km deep · 43 km away
38. 1.541 km SSE of Akutan, AlaskaWed, Mar 28, 12:09 PM AKDT · 3110 days ago · 61 km deep · 95 km away
39. 3.077 km SSW of Unalaska, AlaskaWed, Mar 28, 5:35 PM AKDT · 3110 days ago · 32 km deep · 14 km away
40. 2.899 km S of Unalaska, AlaskaWed, Mar 28, 7:51 PM AKDT · 3109 days ago · 34 km deep · 38 km away
41. 1.689 km SSE of Unalaska, AlaskaThu, Mar 29, 7:30 AM AKDT · 3109 days ago · 25 km deep · 52 km away
42. 1.545 km SW of Unalaska, AlaskaThu, Mar 29, 6:05 PM AKDT · 3109 days ago · 79 km deep · 29 km away
43. 1.558 km SW of Unalaska, AlaskaThu, Mar 29, 6:50 PM AKDT · 3108 days ago · 16 km deep · 46 km away
44. 2.182 km SSW of Unalaska, AlaskaFri, Mar 30, 11:00 AM AKDT · 3108 days ago · 22 km deep · 19 km away
45. 2.329 km SSW of Unalaska, AlaskaSat, Mar 31, 12:23 AM AKDT · 3107 days ago · 74 km deep · 35 km away
46. 1.932 km SSW of Akutan, AlaskaSat, Mar 31, 12:30 AM AKDT · 3107 days ago · 70 km deep · 79 km away
47. 2.183 km E of Nikolski, AlaskaSat, Mar 31, 8:51 AM AKDT · 3107 days ago · 33 km deep · 77 km away
48. 2.458 km SSW of Unalaska, AlaskaSun, Apr 1, 1:34 AM AKDT · 3106 days ago · 64 km deep · 7 km away
49. 2.163 km E of Nikolski, AlaskaSun, Apr 1, 9:02 AM AKDT · 3106 days ago · 35 km deep · 96 km away
50. 2.271 km SSE of Akutan, AlaskaMon, Apr 2, 1:53 AM AKDT · 3105 days ago · 46 km deep · 98 km away
51. 2.0129 km ESE of Nikolski, AlaskaTue, Apr 3, 5:48 AM AKDT · 3104 days ago · 2 km deep · 78 km away
52. 2.288 km SE of Unalaska, AlaskaTue, Apr 3, 4:33 PM AKDT · 3104 days ago · 26 km deep · 66 km away
53. 1.8101 km S of Unalaska, AlaskaWed, Apr 4, 8:55 AM AKDT · 3103 days ago · 14 km deep · 44 km away
54. 2.1142 km ESE of Nikolski, AlaskaThu, Apr 5, 1:09 AM AKDT · 3102 days ago · 21 km deep · 87 km away
55. 1.887 km SE of Unalaska, AlaskaThu, Apr 5, 6:01 AM AKDT · 3102 days ago · 17 km deep · 69 km away
56. 1.571 km SW of Unalaska, AlaskaThu, Apr 5, 8:35 PM AKDT · 3101 days ago · 13 km deep · 52 km away
57. 3.380 km NE of Nikolski, AlaskaFri, Apr 6, 5:31 AM AKDT · 3101 days ago · 79 km deep · 95 km away
58. 1.991 km SSW of Unalaska, AlaskaSat, Apr 7, 8:38 PM AKDT · 3099 days ago · 26 km deep · 29 km away
59. 1.778 km SSE of Akutan, AlaskaSun, Apr 8, 3:22 AM AKDT · 3099 days ago · 30 km deep · 94 km away
60. 1.868 km SSE of Akutan, AlaskaSun, Apr 8, 9:22 AM AKDT · 3099 days ago · 46 km deep · 84 km away

The first 60 of 95.

Before

1. 1.963 km SSW of Unalaska, AlaskaSun, Mar 4, 2:30 PM AKST · 3134 days ago · 42 km deep · 11 km away
2. 2.266 km S of Unalaska, AlaskaSun, Mar 4, 1:38 AM AKST · 3134 days ago · 45 km deep · 11 km away
3. 1.777 km SE of Unalaska, AlaskaFri, Mar 2, 10:38 PM AKST · 3135 days ago · 12 km deep · 72 km away
4. 1.73 km E of Unalaska, AlaskaFri, Mar 2, 9:31 PM AKST · 3135 days ago · 10 km deep · 64 km away
5. 1.997 km E of Nikolski, AlaskaThu, Mar 1, 10:10 PM AKST · 3136 days ago · 26 km deep · 75 km away
6. 1.968 km WSW of Unalaska, AlaskaThu, Mar 1, 3:59 PM AKST · 3137 days ago · 14 km deep · 54 km away
7. 2.261 km S of Unalaska, AlaskaThu, Mar 1, 10:54 AM AKST · 3137 days ago · 30 km deep · 6 km away
8. 2.271 km ENE of Nikolski, AlaskaThu, Mar 1, 6:47 AM AKST · 3137 days ago · 69 km deep · 78 km away
9. 3.873 km S of Unalaska, AlaskaWed, Feb 28, 4:33 AM AKST · 3138 days ago · 35 km deep · 12 km away
10. 1.943 km SW of Unalaska, AlaskaTue, Feb 27, 5:00 AM AKST · 3139 days ago · 7 km deep · 34 km away
11. 2.045 km SSE of Unalaska, AlaskaSun, Feb 25, 8:28 PM AKST · 3140 days ago · 60 km deep · 30 km away
12. 2.366 km SSW of Unalaska, AlaskaSun, Feb 25, 10:48 AM AKST · 3141 days ago · 26 km deep · 7 km away
13. 2.7141 km ESE of Nikolski, AlaskaSat, Feb 24, 6:09 PM AKST · 3141 days ago · 16 km deep · 89 km away
14. 4.3135 km SSE of Unalaska, AlaskaFri, Feb 23, 4:04 PM AKST · 3143 days ago · 10 km deep · 96 km away
15. 1.572 km WSW of Unalaska, AlaskaThu, Feb 22, 12:53 PM AKST · 3144 days ago · 13 km deep · 59 km away
16. 2.073 km SW of Unalaska, AlaskaThu, Feb 22, 12:45 PM AKST · 3144 days ago · 13 km deep · 51 km away
17. 2.539 km S of Akutan, AlaskaThu, Feb 22, 11:05 AM AKST · 3144 days ago · 37 km deep · 76 km away
18. 3.2122 km S of Unalaska, AlaskaWed, Feb 21, 7:58 PM AKST · 3144 days ago · 5 km deep · 59 km away
19. 1.86 km ESE of Unalaska, AlaskaTue, Feb 20, 4:59 PM AKST · 3146 days ago · 11 km deep · 62 km away
20. 2.5148 km ESE of Nikolski, AlaskaMon, Feb 19, 7:52 AM AKST · 3147 days ago · 23 km deep · 98 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0182xupw3a (also filed as ak18585166). Read Fri, Oct 2, 2026, 1:39 PM UTC.